IR-1-20 — COUPLER,DIRECTIONAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

IR-1-20: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include unit_type: COAXIAL LINE, design_type: UNIDIRECTIONAL, usage_design: MAIN LINE AND SECONDARY LINE TERMINAL FITTING, overall_width: 0.770 INCHES NOMINAL IN, overall_height: 0.780 INCHES NOMINAL IN, overall_length: 2.690 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-178-1143, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

IR-1-20

NSN: 5985-00-178-1143
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 12457 — MERRIMAC INDUSTRIES, INC (USA)

SPECIFICATIONS

unit_type	COAXIAL LINE
design_type	UNIDIRECTIONAL
usage_design	MAIN LINE AND SECONDARY LINE TERMINAL FITTING
overall_width	0.770 INCHES NOMINAL IN
overall_height	0.780 INCHES NOMINAL IN
overall_length	2.690 INCHES NOMINAL IN
power_loss_in_decibels	2.0
radio_frequency_rating	0.15 MEGAHERTZ MINIMUM AND 40.0 MEGAHERTZ MAXIMUM
NSN	5985-00-178-1143

COMPONENT DIAGRAM

KEY FEATURES

•

USAGE DESIGN: MAIN LINE AND SECONDARY LINE TERMINAL FITTING

•

POWER LOSS IN DECIBELS: 2.0

•

DESIGN TYPE: UNIDIRECTIONAL

•

RADIO FREQUENCY RATING: 0.15 MEGAHERTZ MINIMUM AND 40.0 MEGAHERTZ MAXIMUM

•

UNIT TYPE: COAXIAL LINE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.780 INCHES NOMINAL IN
USAGE DESIGN	MAIN LINE AND SECONDARY LINE TERMINAL FITTING
POWER LOSS IN DECIBELS	2.0
DESIGN TYPE	UNIDIRECTIONAL
RADIO FREQUENCY RATING	0.15 MEGAHERTZ MINIMUM AND 40.0 MEGAHERTZ MAXIMUM
OVERALL LENGTH	2.690 INCHES NOMINAL IN
OVERALL WIDTH	0.770 INCHES NOMINAL IN
UNIT TYPE	COAXIAL LINE

SUBSTITUTES & CROSS-REFERENCES 2

IR-1-20/11587Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

3670Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure

Ready to buy IR-1-20?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is IR-1-20?

IR-1-20 is a COUPLER,DIRECTIONAL.

What parts can replace IR-1-20?

There are 2 known substitutes for IR-1-20: IR-1-20/11587, 3670. Substitute compatibility should be verified for your specific system.

What is the NSN for IR-1-20?

IR-1-20 is cataloged in the U.S. Government catalog under NSN 5985-00-178-1143. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

IR-1-20 — COUPLER,DIRECTIONAL

Request a Quote — IR-1-20